Table 1.
Characteristics and perioperative parameters
| Characteristics and perioperative parameters | |
|---|---|
| No. of patients | 142 |
| Mean age (years) | 55 (20–86) |
| Sex (male/female) | 93 (65.5%)/49 (34.5%) |
| tumor sites (right/left) | 79 (55.6%)/63 (44.4%) |
| Mean tumor size (range) | 3.2 (1.0–10.6) |
| RENAL nephrometry score mean (range) | 5 (4–8) |
| Low 4–6 (%) | 114 (80.2%) |
| Medium 7–9 (%) 46 (30.2%) | 28 (19.8%) |
| NBCA used (yes/no) | 98 (69%)/44 (31%) |
| Mean operative time, min (range) | 120 (40–200) |
| Mean estimated blood loss, ml (range) | 100 (10–500) |
| Mean change in eGFR (ml/min) | 2.3 |
| Blood transfusion | 3 |
| conversion to open (n) | 0 |
| Positive surgical margin (n) | 2 |
| Histopathology | |
| Renal cell carcinoma | 103 |
| Angiomyolipoma | 34 |
| Oncocytoma | 5 |